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36 lines
1.5 KiB
36 lines
1.5 KiB
# Copyright 2025 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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function(_link_libfuzzer_in_compatibility_mode name)
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if (FUZZTEST_COMPATIBILITY_MODE STREQUAL "libfuzzer")
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EXECUTE_PROCESS (
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COMMAND bash -c "find \${PATH//:/ } -maxdepth 1 -executable -name 'llvm-config*'"
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OUTPUT_VARIABLE LLVM_CONFIG OUTPUT_STRIP_TRAILING_WHITESPACE
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)
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EXECUTE_PROCESS(
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COMMAND bash -c "find $(${LLVM_CONFIG} --libdir) \
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-name libclang_rt.fuzzer_no_main-x86_64.a"
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OUTPUT_VARIABLE FUZZER_NO_MAIN OUTPUT_STRIP_TRAILING_WHITESPACE
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)
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if(NOT FUZZER_NO_MAIN)
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# LLVM_ENABLE_PER_TARGET_RUNTIME_DIR was set to ON when building LLVM.
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EXECUTE_PROCESS(
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COMMAND bash -c "find / -regex \
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\"$(${LLVM_CONFIG} --libdir).*$(${LLVM_CONFIG} --host-target).*libclang_rt.fuzzer_no_main.a\""
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OUTPUT_VARIABLE FUZZER_NO_MAIN OUTPUT_STRIP_TRAILING_WHITESPACE
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)
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endif()
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target_link_libraries(${name} PRIVATE ${FUZZER_NO_MAIN})
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endif ()
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endfunction()
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